package com.jp.boot.service;

import cn.hutool.core.collection.ListUtil;
import cn.hutool.core.map.MapUtil;
import com.jp.boot.pojo.Book;
import org.springframework.stereotype.Service;

import java.util.Collections;
import java.util.List;

@Service
public class BookService {

   /* @LocalServerPort
    int port;*/

    public List<Book> findAll() {


        return Collections.emptyList();
    }


    public void test() {

        MapUtil mapUtil = new MapUtil();

        new ListUtil();
        ListUtil.of();


    }


}
